Jury selection in the George Zimmerman trial began on Monday. George Zimmerman says he shot Trayvon Martin in self-defense but he is facing charges of second-degree murder.
The trial could focus on key 911 calls that were made that night. There were several calls made to 911 and a few of them caught someone screaming for help. But was it Zimmerman or Martin calling for help? Experts from both sides have disagreed on who it was and we are waiting for the judge to decide whether these experts will be allowed to testify.
For more on this story watch Jane Velez-Mitchell weeknights at 7 p.m. ET on HLN.